# Reynolds number for water

The Reynolds number is a dimensionless number.

Symbol
$\mathrm{Re}_w$
Formulae
 $\frac{V_w D_{ext}}{100\nu_w}$ extermal convection $\frac{V_{fluid} D_{in}}{\nu_w}$ internal convection
Related
$D_{ext}$
$D_{in}$
$V_{fluid}$
$V_w$
Used in